Port "One Tap Quest" to iOS/Android

[imjasonh]

Could be a good easy introduction to iOS and SpriteKit

• http://shimage.net/one-tap-quest/
• https://developer.apple.com/library/ios/documentation/GraphicsAnimation/Conceptual/SpriteKit_PG/Introduction/Introduction.html

[imjasonh]

• Port to WatchOS
• Third-person over-the-shoulder view